Morningstar SunSaver DUO 4 Stage 12v 25a PWM Dual Battery Solar Controller

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Morningstar's SunSaver Duo is and advanced PWM solar controller specifically for dual battery systems. Ideal for RV, motorhome and caravan installations that utilise an engine battery as well as a house battery. SunSaver DUO will charge two separate and isolated batteries at the same time.

The SunSaver DUO employs Morningstar's legendary SunSaver controller technology, with a long term track records of unparalleled reliability, improved battery charging at an affordable price.

SunSaver DUO features remote meter and LED display system status data with custom icons and back lighting for super easy to understand real time date of the batteries and general solar electrical system.


Rated Solar Input: 25 amps
Battery Voltage: 12 volts
Min. Battery Voltage: 1 volt
Max. Battery Voltage: 15 volts
Max. Solar Voltage: 30 volts
Self-Consumption: Controller 6 to 10 milliamps, Remote meter 6 to 15 milliamps
Regulation Voltage Sealed Battery: 14.1 volts
Regulation Voltage Flooded Battery: 14.4 volts
Float Voltage: 13.7 volts
Equalization Voltage: 14.8 volts
Temp. Compensation: 30 millivolts per Celsius
Type of Charging: PWM 4 stage bulk, PWM, float and equalize
Dimensions Controller: 170 x 56 x 41 cm
Dimensions Meter: 97 x 97 x 31 cm
Weight Controller 260g
Weight Meter 135 g
Largest Wire Size: 16 mm2 (#6 AWG)

Product brochure / datasheet can be downloaded by clicking the PDF icon just below the main image.


Product Videos

Model # SSD-25RM


24 Month Manufacturer Warranty

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